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authorGraham Christensen <graham@grahamc.com>2019-05-11T00·59-0400
committerGraham Christensen <graham@grahamc.com>2019-05-12T17·17-0400
commit6df61db0600ca73ccd51e3e5bec5312a04e99da1 (patch)
tree66de67c9b1ce6b90ea9d643d95d9a9d750b3c376 /doc/manual/advanced-topics
parentc78686e411e0a14cff51836fe6c35d7584171df3 (diff)
diff hook: execute as the build user, and pass the temp dir
Diffstat (limited to 'doc/manual/advanced-topics')
-rw-r--r--doc/manual/advanced-topics/diff-hook.xml12
1 files changed, 5 insertions, 7 deletions
diff --git a/doc/manual/advanced-topics/diff-hook.xml b/doc/manual/advanced-topics/diff-hook.xml
index d2613f6df227..fb4bf819f94b 100644
--- a/doc/manual/advanced-topics/diff-hook.xml
+++ b/doc/manual/advanced-topics/diff-hook.xml
@@ -46,17 +46,15 @@ file containing:
 #!/bin/sh
 exec &gt;&amp;2
 echo "For derivation $3:"
-/run/current-system/sw/bin/runuser -u nobody -- /run/current-system/sw/bin/diff -r "$1" "$2"
+/run/current-system/sw/bin/diff -r "$1" "$2"
 </programlisting>
 
-<warning>
-  <para>The diff hook can be run as root. Take care to run as little
-  as possible as root, for this example we use <command>runuser</command>
-  to drop privileges.
-  </para>
-</warning>
 </para>
 
+<para>The diff hook is executed by the same user and group who ran the
+build. However, the diff hook does not have write access to the store
+path just built.</para>
+
 <section>
   <title>
     Spot-Checking Build Determinism